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20121215
20121215
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scale and complex engineering. man: water is essential to the economic viability of new york city. reliable infrastructure and reliable delivery of water is a must. you have to reinvest in the infrastructure every single minute to keep it current. hurwitz: we have the stock exchange, we have the united nations -- failure can have a dramatic impact on the nation, and even internationally. so there's a really keen awareness that you always have to be fixing the system. things corrode, they rust. they get to where you turn them on and nothing happens. but it is so totally used in every nook and cranny, that making any accommodation to shut it down, to do something to it, is very difficult. narrator: two massive underground tunnels, called simply tunnel 1 and tunnel 2, provide most of the city's water supply. they run hundreds of feet below manhattan, far deeper than the subways. built at the beginning of the 20th century, they are concrete-lined and bored through solid rock. they could last centuries. but the mechanical equipment within them will not. engineers in the 1950s discovere
in the early 1960's, they became the first roles monument. the way city spread changed with the invention of the cable car. >> people know in san francisco, first thing they think about is, let's go across america, cities and towns, homes and businesses all depend upon one basic resource. modern civilization and life itself would be impossible without it. woman: okay, so today, we're going to look at how do we get our water? narrator: and today, it's a matter of simply turning on the tap. so often, we forget about the value of water. water is a commodity that is essential to life. 100 years ago, it would have been hard to imagine turning on the tap water. and now, it's an expectation. narrator: over 300 million people live in the united states. and each person uses an average of 100 gallons of water every day. man: what it takes to actually make clean water is somewhat a mystery to most customers. woman: so how does water get from the river into your house, or here at school? woman: somebody has to bring that water to us, and somebody has to take it away when we're fini
in the middle of a main thoroughfare anywhere in this city, particularly on columbus avenue, will destroy small business. even option 3 should be looked at very closely because there is an access shaft that is being proposed in the community meeting. no one was really clear about how long it would take to have it. no one was really clear about how big it would be. or how long it would be there. if you block a main thoroughfare, not only will you destroy businesses in north beach, but one of the reasons that the chinese community housing people have come up with support of this, you will disrupt business all the way into chinatown, all the way into lower grant avenue, all the way on stockton street. strongly urge you to do something with the pagoda palace because then you can do something that is really more key that would actually make a stop people would go to because they want to go to the subway stop which would be an amazing development. but don't do anything that allows a hole right in the middle of a main thoroughfare in any part of the city. >> thank you. >>> as a native san franciscan,
a robust provider system, and you do, one that the cities and counties and states should be proud of. because they get it. they get it out here. but the hospitals, they will have to figure it out. but what if you are a country and all of a sudden you have an earthquake and by the way the one thing you need most because of that earthquake, the hospital infrastructure, is gone. can we describe a scenario that could be like that? i remember when i was in college a popular thing was the national lampoon and they did a parody of the political science final. please write a scenario where world events and powers provide and results in total thermonuclear warfare results and the next question was, please create a lab practical to test your theory. is there a lab practical to test this theory? haiti. as you know, a few years ago the haitian people suffered an earthquake and the initial problem was crush injuries. yes, infection and dysentery and water supply and all those things would follow fairly soon, but the initial catastrophe was crush injuries, trauma, and the hospitals were gon
Search Results 0 to 3 of about 4

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